Uncontrolled Memory Allocation Affecting nemo package, versions <2.7.2-r2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.02% (7th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-NEMO-16438982
  • published7 May 2026
  • disclosed22 Apr 2026

Introduced: 22 Apr 2026

CVE-2026-41312  (opens in a new tab)
CWE-789  (opens in a new tab)

How to fix?

Upgrade Chainguard nemo to version 2.7.2-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nemo package and not the nemo package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

pypdf is a free and open-source pure-python PDF library. An attacker who uses a vulnerability present in versions prior to 6.10.2 can craft a PDF which leads to the RAM being exhausted. This requires accessing a stream compressed using /FlateDecode with a /Predictor unequal 1 and large predictor parameters. This has been fixed in pypdf 6.10.2. As a workaround, one may apply the changes from the patch manually.

CVSS Base Scores

version 3.1